Yog tias koj tau ua ib qho khoom muag rau screws, koj yuav tau pom tias qee qhov ntawm lawv ua los ntawm 100% stainless hlau, hos lwm tus yog ua los ntawm cov hlau tsis xeb hlau. Raws li ntawm ib leeg no, nws nyuaj rau txheeb xyuas qhov sib txawv ntawm lawv. Tom qab tag nrho, lawv ob leeg saib thiab ua haujlwm zoo nkauj npaum li cas. Yog li, dab tsi yog qhov txawv ntawm stainless hlau thiab galvanized hlau?
Lub sij hawm hlau stainless siv los piav txog cov hlau uas tau xyaw nrog tsawg kawg 10% chromium. Ntxiv ntawm chromium raws li lub zog pab tiv thaiv xeb thiab xeb. Thaum steel hlau tsis muaj thev naus laus zis ua kom xeb, nws yeej muaj qhov siab dua li 100% steel. Qhov no yog vim li cas cov hlau tsis muaj steel siv feem ntau siv rau hauv cov chaw ib puag ncig uas muaj qhov chaw noo ntau. Cov chromium ua haujlwm tiv thaiv cov hlau tiv thaiv xeb thiab xeb.
Galvanized steel, ntawm qhov tod tes, yog ib hom hlau uas tau raug xeb nyob rau hauv txheej txheej ntawm zinc. Ntau xws li nws cov counterpart, galvanized hlau tseem yog tsim nrog lub hom phiaj tiv thaiv xeb thiab xeb. Cov zinc ua raws li cov khoom thaiv ntawm kev tiv thaiv huab cua noo thiab cov hlau, tiv thaiv nws ntawm xeb.
Tej zaum koj yuav xav nyob hauv hom steel twg yog qhov zoo tshaj plaws. Hlau stainless los yog galvanized hlau? Muaj cov pros thiab cons txuam nrog txhua. Hais txog nqe, koj yuav nquag pom cov hlau galvanized yog cov nqi pheej yig dua thiab muaj ntau dua. Txawm hais tias koj tab tom tshawb nrhiav screws, pob khawm, gaskets, fasteners, thiab lwm yam., Galvanized steel feem ntau raug nqi tsawg dua li cov hlaus tsis xeb hlau. Qhov no ua rau nws yog qhov kev xaiv zoo rau cov neeg siv nyiaj-paub txog cov khoom lag luam thiab cov tuam txhab zoo ib yam.
Thaum galvanized steel yog pheej yig dua, steel hlau muaj zog dua. Ib zaug ntxiv, qhov no yog vim qhov tseeb tias nws muaj chromium, uas yog qhov ua kom muaj zog thiab ruaj khov dua li cov kav hlau.
Yog li, koj yuav tsum xaiv steel hlau lossis galvanized steel? Muaj tiag tiag tsis muaj cov lus teb yooj yim rau cov lus nug no txij li ob hom hlau lawv muaj lawv qhov zoo thiab kev pom zoo. Nrog cov lus hais ntawd, stainless hlau thiab galvanized steel muaj tib lub hom phiaj tiv thaiv kev tiv thaiv xeb thiab xeb - thiab lawv ua tiav lub hom phiaj no zoo dua. Tso cai, yeej ib txwm muaj kev pheej hmoo ntawm xeb thaum hlau nphav raug ya raws, tab sis xaiv ib qho ntawm cov hlau no yuav txo tau cov kev pheej hmoo ntawm kev txhim kho corrosion.
